Mold member and rapidly solidifying water cooled rotary roll mem

Details Mold member and rapidly solidifying water cooled rotary roll mem Mold member and rapidly solidifying water cooled rotary roll mem

1988-08-30

1989-05-16

Godici, Nicholas P.

Metal founding

Means to shape metallic material

Continuous or semicontinuous casting

164428, 420488, B22D 1104, B22D 1106

Patent

active

048300861

ABSTRACT:
A mold member and a rapidly solidifying water cooled rotary roll member contain 1.3 to 5% of Ni, 0.2 to 2% of Ti, 0.1 to 1.5% of Cr, 0 to 0.5% of Zr, 0 to 1% of Al, 0 to 0.5% of at least one of Fe and Co, 0 to 1.2% of Sn, 0 to 1.2% of Mn, 0 to 1.2% of Zn, 0 to 0.2% of Mg, 0 to 0.2% of P, and 0 to 0.2% of a rare earth element, wherein the remainder of the material has a composition consisting of Cu and unavoidable impurities. Each of the members has superior thermal fatigue resistance and erosion resistance against molten metal, high-temperature strength, high-temperature hardness, high-temperature ductility and heat resistance.

REFERENCES:
patent: 4377424 (1983-03-01), Hirao et al.
patent: 4589930 (1986-05-01), Kumagai
patent: 4780275 (1988-10-01), Grefkes et al.

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